The Dexes / Satellite Decay / 26575
CelestialObjectDex · Satellite Decay
USA 153
26575 · 2026-04-03T04:21:38Z
Fixes
156
Observations
156
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T04:21:38.597472+00:00 |
|---|---|
| end_utc | 2026-08-09T19:07:53.237280+00:00 |
| family | celestialdex |
| norad_id | 26,575 |
| object_name | USA 153 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 11.617 |
| n_snaps | 156 |
| span_days | 128.615 |
| mean_motion_first | 1.003 |
| mean_motion_last | 1.003 |
| delta_mean_motion | -0.000 |
| altitude_first_km | 35785.694 |
| altitude_last_km | 35788.032 |
| decay_rate_rev_day2 | -0.000 |
| altitude_decay_km_day | 0.004 |
| decay_note | mean_motion slope (rev/day^2) and altitude slope (km/day) from least-squares fit of measured GP elements; altitude from Kepler a=(GM/n^2)^(1/3) - R_earth |
| first_utc | 2026-04-03T04:21:38.597472+00:00 |
| last_utc | 2026-08-09T19:07:53.237280+00:00 |
| last_fix_utc | 2026-08-09T19:07:53.237280+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T04:21:38.597472+00:00","mean_motion":1.00275,"altitude_km":35785.694,"eccentricity":0.0003453,"inclination_deg":11.4978},{"utc":"2026-04-03T16:53:20.442048+00:00","mean_motion":1.0 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/26575.json